Every so often a design appears which does not need clipart. This was one of those times. The pattern reminds me of Zebra skin which has been coloured.
The wallpaper version is available at the preceding link.
Today's Gratitude Item: More unexpected design work. Posters this time from a different client. For someone who designs as a hobby, this is pretty exciting. I think I'm too cheap because when I quoted a price, the client immediately said "yes" - didn't even take a second to think about it.